12759261553 has 2 divisors, whose sum is σ = 12759261554. Its totient is φ = 12759261552.

The previous prime is 12759261551. The next prime is 12759261679. The reversal of 12759261553 is 35516295721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6398880049 + 6360381504 = 79993^2 + 79752^2 .

It is a cyclic number.

It is not a de Polignac number, because 12759261553 - 2¹ = 12759261551 is a prime.

Together with 12759261551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12759261551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6379630776 + 6379630777.

It is an arithmetic number, because the mean of its divisors is an integer number (6379630777).

Almost surely, 2^12759261553 is an apocalyptic number.

It is an amenable number.

12759261553 is a deficient number, since it is larger than the sum of its proper divisors (1).

12759261553 is an equidigital number, since it uses as much as digits as its factorization.

12759261553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567000, while the sum is 46.

The spelling of 12759261553 in words is "twelve billion, seven hundred fifty-nine million, two hundred sixty-one thousand, five hundred fifty-three".